GSAT Quantitative Reasoning 2

Question 1

A rectangle has a length of 12 cm and a width of 7 cm. What is its area?

Accepted Answer

84 cm²

Answer

Area of a rectangle = length × width = 12 × 7 = 84 cm².

Question 2

The test scores of 5 students are: 72, 85, 90, 68, and 80. What is the mean (average) score?

Accepted Answer

79

Answer

Mean = (72 + 85 + 90 + 68 + 80) ÷ 5 = 395 ÷ 5 = 79.

Question 3

A bag contains 4 red, 3 blue, and 5 green marbles. What is the probability of randomly picking a blue marble?

Accepted Answer

1/4

Answer

Total marbles = 12; probability = 3/12 = 1/4.

Question 4

A price increased from $50 to $65. What is the percentage increase?

Accepted Answer

30%

Answer

Percentage increase = (65 − 50) / 50 × 100 = 15/50 × 100 = 30%.

Question 5

What is the median of the following set of numbers: 7, 3, 9, 5, 11, 1, 8?

Accepted Answer

7

Answer

Sorted: 1, 3, 5, 7, 8, 9, 11; the middle (4th) value is 7.

GSAT - General Scholastic Ability Test Practice Test